The Amber Diceless Roleplaying Game is a role-playing game created and written by Erick Wujcik, set in the fictional universe created by author Roger Zelazny for his Chronicles of Amber.

Since the 1950s, this type of fiction has to a large extent merged with science fictional tropes involving cross-time travel between alternate histories or psychic awareness of the existence of " our " universe by the people in another ; or ordinary voyaging uptime ( into the past ) or downtime ( into the future ) that results in history splitting into two or more time-lines.

* Abydos ( Stargate ), name of a fictional planet in the Stargate science fiction universe

* Symbol of the Imperium ( Warhammer 40, 000 ) in the fictional Warhammer 40, 000 universe

* The Ark, a fictional spacecraft in the Transformers universe

* Aba ( Dune ), a type of robe in the fictional Dune universe created by Frank Herbert

The Cthulhu Mythos is a shared fictional universe, based on the work of American horror writer H. P. Lovecraft.

Authors writing in the Lovecraftian milieu use elements of the Mythos in an ongoing expansion of the fictional universe.

There have been attempts at categorizing this fictional group of beings, and Phillip A. Schreffler argues that by carefully scrutinizing Lovecraft's writings a workable framework emerges that outlines the entire " pantheon " – from the unreachable " Outer Ones " ( e. g. Azathoth, who apparently occupies the centre of the universe ) and " Great Old Ones " ( e. g. Cthulhu, imprisoned on Earth in the sunken city of R ' lyeh ) to the lesser castes ( the lowly slave shoggoths and the Mi-go ).

In comic books, continuity has also come to mean a set of contiguous events, sometimes said to be " set in the same universe " ( see fictional crossover and fictional universe ) or " separate universes " ( see intercompany crossover ).

A Horta ( Star Trek ) | Horta, a fictional silicon-based life-form in the Star Trek universe.

* Clone trooper, a fictional soldier in the Star Wars universe

The Baron Vladimir Harkonnen is a fictional character and the main antagonist from the Dune universe created by Frank Herbert.

Piter De Vries is a fictional character from the Dune universe created by Frank Herbert.

The locations where these adventures occur, such as a city, country, planet or an entire fictional universe, are also sometimes called ' campaigns ' but are more correctly referred to as ' worlds ' or ' campaign settings '.

* Starship Enterprise, any of several ships by that name in the Star Trek fictional universe

In the fictional Discworld universe created by author Terry Pratchett, the city-state of Ankh-Morpork contains numerous Guilds ( including respective Guilds for Assassins, Beggars and Fools, as well as Thieves and others ), all of which have a monopoly on the various trades which they dominate.

Dark Jedi is the name given in the Star Wars universe to fictional characters attuned to the Force and adept in its dark side.

The Klingon language ( tlhIngan Hol, pronounced ) is the constructed language spoken by the fictional Klingons in the Star Trek universe.

Within the fictional universe of Star Trek, Klingon is derived from the original language spoken by the messianic figure Kahless the Unforgettable, who united the Klingon home-world of Qo ' noS under one empire more than 1500 years ago.

* Moties — part of Pournelle's CoDominium fictional universe

The fictional universe is also the home of species from outside Known Space, including the hominid inhabitants of a megastructure called Ringworld.

Freemasonic writers added their own speculations in the 19th century, and further fictional embellishments have been added in popular novels such as Ivanhoe, Foucault's Pendulum, The Lost symbol, and The Da Vinci Code ; modern movies such as National Treasure and Indiana Jones and the Last Crusade ; and video games such as Assassin's Creed and Broken Sword.

* Fictional Jacob ( Lost ) and fictional Man in Black ( Lost ) were born on an island in the South Pacific Ocean.

Other fictional dream worlds include the Dreamlands of H. P. Lovecraft's Dream Cycle and The Neverending Storys world of Fantasia, which includes places like the Desert of Lost Dreams, the Sea of Possibilities and the Swamps of Sadness.

* Desmond Hume, a fictional character on the television series Lost

Thomas Mann in his novel Doctor Faustus ( 1943 ) has the fictional German composer Adrian Leverkühn attempt to write an opera on Love's Labour's Lost.

* Apollo Candy, a fictional candy bar in the Lost television series

Although Gownley is no longer a resident of Girardville, his work references the town in many ways, including being set in a fictional version of Connerton, a town formerly located between Girardville, and Lost Creek, as well as mentioning landmarks such as Centiole's Pizza

The BBC's 2008 Miniseries Lost in Austen stars Jemima Rooper ( who was born in Hammersmith ) as Amanda Price, a character who lives in modern day Hammersmith, but is transported ( through a portal in her flat's bathroom ) into Jane Austen's fictional story Pride and Prejudice.

Valerio Massimo Manfredi's 2008 novel " The Lost Army " is a fictional account of Xenophon's march with the Ten Thousand.

Later generations have attempted to recapture the impression it made in fictional and artistic treatments, sometimes seriously, as in 1939: The Lost World of the Fair, a mixed non-fiction and fictional book by David Gelernter, or World's Fair, by E. L. Doctorow, but often with ironic intent, notably in Matt Groening's show Futurama which was named after the GM exhibit.

* Magna Defender, a fictional character from the Power Rangers Lost Galaxy TV series

* Horace Goodspeed, fictional character in the television series Lost

Kaku has appeared on The Opie and Anthony Show a number of times, discussing popular fiction such as Back to The Future, Lost, and the theories behind time-travel that these and other fictional entertainment focus on.

* Boone Carlyle, fictional character on the television series Lost

* The Q, a fictional character from the TV series The Lost Islands

The Book of Lost Tales is the title of a collection of early stories by J. R. R. Tolkien, and of the first two volumes of Christopher Tolkien's 12-volume series The History of Middle-earth, in which he presents and analyses the manuscripts of those stories, which were the earliest form of the complex fictional myths that would eventually comprise The Silmarillion.

* Olaf " the Stout ", a fictional character in the video game series The Lost Vikings by Blizzard Entertainment.

* Marion Ravenwood, a fictional character in the 1981 film Raiders of the Lost Ark

In 2009 Blessed played the world's worst explorer, Sir Basil Champion – a character based upon Blessed's fictional inspiration, The Lost Worlds Professor Challenger – in the fourth story in The Scarifyers series, The Curse of the Black Comet.

Chief among fictional characters bearing the name Abdiel is the seraph Abdiel appearing in Milton's Paradise Lost ( 1667 ), specifically in Book V and Book VI.

* June 12-Film Raiders of the Lost Ark, featuring fictional 1930s archaeologist Indiana Jones, is released.

Another novel in the series, The Well of Lost Plots, uses Stars My Destination as the title of a tabloid newspaper in the fictional universe of Emperor Zhark.